public class IfElseDemo {
    public static void main (String [] args){
        int testscore = 76;
        char grade;

        if (testscore >= 90){
            grade = 'A';
        }else if(testscore >= 80){
            grade = 'B';
        }if (testscore >= 70){
            grade = 'C';
        }else if (testscore >= 60){
            grade = 'D';
        }else {
            grade = 'F';
        }
        System.out.println("Grade = " + grade);
        System.out.println("24016270438王鹏飞");
    }
}
